Brand Viagra (Sildenafil)

SILDENAFIL (Viagra®) is used for the treatment of male erection problems.

What should I discuss with my physician prior to taking this medicine?

Please do tell your physician if you have any of the following conditions:

anatomical deformity of the penis, Peyronie's disease, or ever had an erection that lasted more than 4 hours

benign prostatic hypertrophy (BPH)

bleeding disorder

cancer

diabetes

frequent heartburn or gastroesophageal reflux disease (GERD)

heart disease, angina, abnormal blood pressure, a history of heart attacks, or other heart problems

high cholesterol

kidney disease

liver disease

sickle cell disease

stomach or intestinal ulcer

stroke

eye or vision issues, including a rare inherited eye disease called retinitis pigmentosa

an unusual or allergic reaction to sildenafil, other medicines, foods, dyes, or preservatives

pregnant or trying to get pregnant

breast-feeding

How is this medicine shouldbe taken?

Take sildenafil tablets orally, following the directions on the prescription label. This medicine should normally be taken 1 hour prior to sexual activity. The dose should only be taken once a day; never take more than a single dose daily. Tablets should be swallowed accompanied with a drink of water. You should never take double or extra doses; a single doze is sufficient for the purposes.

What to do if I missed a dose?

Not applicable.

What drug(s) may interact with sildenafil?

Do not take sildenafil if you are taking the following medications:

nitroglycerin-type drugs for the heart or chest pain such as amyl nitrite, isosorbide dinitrate, isosorbide mononitrate, nitroglycerin, even if these are only taken occasionally

Sildenafil may also trigger possible interactions with the following:

alpha blockers, used for high blood pressure or an enlarged prostate. NOTE: Do not take doses of sildenafil higher than 25 mg within 4 hours after taking the alpha blockers, such as alfuzosin (UroXatral®), doxazosin (Cardura®), prazosin (Minipress®), or terazosin (Hytrin®).

bosentan

certain drugs used for seizures such as carbamazepine, phenytoin, and phenobarbital

certain drugs used for fungal or yeast infections, such as fluconazole, ketoconazole, and voriconazole

some drugs that used for treating depression, anxiety or other mood problems (examples: fluoxetine, fluvoxamine, nefazodone)

verapamil

Provide your physician with a list of all the medicine, including herbs and non-prescription drugs, or dietary supplements that you are using. Do let them know if you smoke, drink alcohol, or use any of the illegal drugs or drinks with caffeine or alcohol. Some of those items may also interact with your medicine, causing undesired consequenses. Please always consult your with health care professional prior to stopping or starting any of your medicines.

What side effects may I notice from taking sildenafil?

The following side effects should be reported to your doctor or health care professional as soon as they are noticed:

altered hearing such as loss of hearing or ringing in ears

changes in vision such as loss of vision, blurred vision, eyes being more sensitive to light, or trouble telling the difference between blue and green objects or objects having a blue color tinge to them

difficulty breathing, shortness of breath

chest pain or palpitations

prolonged erection (lasting longer than 4 hours)

skin rash, itching

The below side effects usually do not necessarily require any medical attention (please do report them to your physician if they are recurrent or bothersome):

diarrhea

dizziness

flushing

headache

indigestion

nasal congestion

What should I watch for while taking sildenafil?

If you notice any vision changes while undergoing the treatment course, notify your health care professional as soon as possible. Stop using sildenafil right away if you are experiencing a sight loss in one eye or both. Contact your healthcare provider immediately.

Contact you physician immediately if the erection lasts longer than 4 hours or if it becomes painful. This may be a sign of priapism and must be treated immediately to prevent permanent damage.

If you are experiencing symptoms of nausea, dizziness, chest pains or arm pains upon initiation of sexual activity after sildenafil use, you should refrain from any further activity and discuss the episode with your physician immediately. You shouldn’t alter the dosage of this medication yourself. Please inquire with your physician to determine if your dose needs to be altered.

Using Viagra® (sildenafil) does not protect you and your partner from HIV infection (the virus causing AIDS) or any other sexually transmitted diseases.

Where should I store it?

Keep this medicine out of the children’s reach in a container that children cannot open.

This medicine should be stored at the room temperatures between 15 and 30 degrees C (59 and 86 degrees F). Dispose of any unused medicine after the expiry date is reached.